How severe is CVE-2013-0261?

CVE-2013-0261 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2013-0261 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2013-0261?

CVE-2013-0261 primarily affects Openstack Essex. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2013-0261?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2013-0261 published?

CVE-2013-0261 was published on 2013-03-08 and last updated on 2026-06-16.

CVE-2013-0261

CVE-2013-0261 is a high-severity vulnerability in Openstack Essex with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-59.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 4.4
EPSS exploit prediction: 0% (27th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Openstack Essex
Published: 2013-03-08
Last modified: 2026-06-16

Description

A flaw was found in PackStack. A local user could exploit a symlink attack on a temporary file with a predictable name in the `/tmp` directory. This vulnerability allows the local user to overwrite arbitrary files on the system, potentially leading to system compromise or data corruption.

Frequently asked questions

What is CVE-2013-0261?: A flaw was found in PackStack. A local user could exploit a symlink attack on a temporary file with a predictable name in the `/tmp` directory. This vulnerability allows the local user to overwrite arbitrary files on the system, potentially leading to system compromise or data corruption.
How severe is CVE-2013-0261?: CVE-2013-0261 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2013-0261 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (27th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2013-0261?: CVE-2013-0261 primarily affects Openstack Essex. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2013-0261?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2013-0261 published?: CVE-2013-0261 was published on 2013-03-08 and last updated on 2026-06-16.

References

Affected products (2)

cpe:2.3:a:openstack:essex:-:*:*:*:*:*:*:*
cpe:2.3:a:openstack:folsom:-:*:*:*:*:*:*:*

More vulnerabilities in Openstack Essex

CVE-2013-0208 — Medium (CVSS 6.5): The boot-from-volume feature in OpenStack Compute (Nova) Folsom and Essex, when using nova-volumes, allows remote…
CVE-2013-0335 — Medium (CVSS 6.0): OpenStack Compute (Nova) Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to gain access…
CVE-2013-0266 — Medium (CVSS 5.5): A flaw was found in the `puppetlabs-cinder` module, as used in PackStack. This vulnerability is due to incorrect file…
CVE-2012-5482 — Medium (CVSS 5.5): The v2 API in OpenStack Glance Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to delete…
CVE-2012-4573 — Medium (CVSS 5.5): The v1 API in OpenStack Glance Grizzly, Folsom (2012.2), and Essex (2012.1) allows remote authenticated users to delete…
CVE-2012-3361 — Medium (CVSS 5.5): virt/disk/api.py in OpenStack Compute (Nova) Folsom (2012.2), Essex (2012.1), and Diablo (2011.3) allows remote…

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